alternative alternative metal alternative rock ambient anthrax avantgarde behemoth black metal brutal assault brutal death metal death metal deathcore djent doom metal dream theater drone electronic experimental grind grindcore groove metal hard rock hardcore heavy metal industrial industrial metal instrumental iron maiden jazz korn mastodon math metal mathcore megadeth melodic death metal metal metalcore metallica noise noise rock nu metal obscure promotion pařát post-hardcore post-metal post-rock power metal progressive progressive death metal progressive metal progressive rock psychedelic rock punk rock sepultura slayer sludge stream symphonic metal technical death metal thrash metal turné